disparagement vs litterbug

disparagement and litterbug both are nouns.

Word	Noun	Adjective	Verb	Adverb
disparagement	Yes	No	No	No
litterbug	Yes	No	No	No

disparagement (noun)	litterbug (noun)
the act of speaking contemptuously of	a person who litters public places with refuse
a communication that belittles somebody or something